Massac

Massac may refer to several places in the United States:


 * Massac, Kentucky
 * Massac County, Illinois
 * Fort Massac, Massac County, Illinois

Massac is the name or part of the name of several communes in France:
 * Massac, Aude, in the Aude département
 * Massac, Charente-Maritime, in the Charente-Maritime département
 * Massac-Séran, in the Tarn département
 * Massiac, Communes of the Cantal département, is the origin of the "Massac" name in Illinois.